win/C#/CLI/Manager.cs

   1 using System;\r
   2 using System.Collections.Generic;\r
   3 using System.Text;\r
   4 using System.Diagnostics;\r
   5 \r
   6 namespace Handbrake.CLI\r
   7 {\r
   8     /// <summary>\r
   9     /// Delegate to handle pointers to event subscriptions regarding CLI jobs\r
  10     /// </summary>\r
  11     /// <param name="Sender">The object which raised the event using this delegate</param>\r
  12     /// <param name="Job">The job which caused this delegate to fire</param>\r
  13     public delegate void JobStatusHandler(Jobs.Job Job);\r
  14 \r
  15     /// <summary>\r
  16     /// still workin on this\r
  17     /// </summary>\r
  18     class Manager\r
  19     {\r
  20         private static Queue<Process> m_processQueue = new Queue<Process>();\r
  21 \r
  22         /// <summary>\r
  23         /// Raised upon a job being completed\r
  24         /// </summary>\r
  25         public static event JobStatusHandler OnJobCompleted;\r
  26 \r
  27         /// <summary>\r
  28         /// Raised upon a new job starting\r
  29         /// </summary>\r
  30         public static event JobStatusHandler OnJobStarted;\r
  31 \r
  32         /// <summary>\r
  33         /// Raised upon any noteable progress during a job\r
  34         /// </summary>\r
  35         public static event JobStatusHandler OnJobProgress;\r
  36 \r
  37         /// <summary>\r
  38         /// Used for queueing up a job to be processed later\r
  39         /// </summary>\r
  40         /// <param name="job">The job to be processed later</param>\r
  41         public static void EnqueueJob(Jobs.Job job)\r
  42         {\r
  43             //TODO: create new Process object from passed \r
  44             m_processQueue.Enqueue(CreateProcess(job));\r
  45         }\r
  46 \r
  47         /// <summary>\r
  48         /// Starts the job queue\r
  49         /// </summary>\r
  50         public static void StartJobs()\r
  51         {\r
  52             while (m_processQueue.Count > 0)\r
  53             {\r
  54                 Process proc = m_processQueue.Dequeue();\r
  55                 proc.Start();\r
  56                 proc.Close();\r
  57             }\r
  58         }\r
  59 \r
  60         /// <summary>\r
  61         /// Creates a new Process object from a Job object\r
  62         /// </summary>\r
  63         /// <param name="job">The Job object to create a process from</param>\r
  64         /// <returns>A Process object based on the requirements of the Job passed</returns>\r
  65         private static Process CreateProcess(Jobs.Job job)\r
  66         {\r
  67             Process hbProc = new Process();\r
  68             hbProc.StartInfo.FileName = "hbcli.exe";\r
  69             hbProc.StartInfo.Arguments = job.ToString();\r
  70             hbProc.StartInfo.RedirectStandardOutput = true;\r
  71             hbProc.StartInfo.RedirectStandardError = true;\r
  72             hbProc.StartInfo.UseShellExecute = false;\r
  73             hbProc.StartInfo.CreateNoWindow = true;\r
  74 \r
  75             // Set the process Priority\r
  76             switch (Properties.Settings.Default.processPriority)\r
  77             {\r
  78                 case "Realtime":\r
  79                     hbProc.PriorityClass = ProcessPriorityClass.RealTime;\r
  80                     break;\r
  81                 case "High":\r
  82                     hbProc.PriorityClass = ProcessPriorityClass.High;\r
  83                     break;\r
  84                 case "Above Normal":\r
  85                     hbProc.PriorityClass = ProcessPriorityClass.AboveNormal;\r
  86                     break;\r
  87                 case "Normal":\r
  88                     hbProc.PriorityClass = ProcessPriorityClass.Normal;\r
  89                     break;\r
  90                 case "Low":\r
  91                     hbProc.PriorityClass = ProcessPriorityClass.Idle;\r
  92                     break;\r
  93                 default:\r
  94                     hbProc.PriorityClass = ProcessPriorityClass.BelowNormal;\r
  95                     break;\r
  96             }\r
  97 \r
  98             return hbProc;\r
  99         }\r
 100     }\r
 101 }\r